var win = Ti.UI.currentWindow;

var label1 = Titanium.UI.createLabel({
	color:'#999',
	text:'Hello my friend, I am Window 1',
	font:{fontSize:20,fontFamily:'Helvetica Neue'},
	textAlign:'center',
	width:'auto'
});

label1.addEventListener('click',function(e){
	alert('You clicked me');
	label1.text = 'Hi my FRIEND !';
	
});

win.add(label1);